An unexpectedly large count of trees in the West African Sahara and Sahel
WEBOct 14, 2020 · We detected over 1.8 billion individual trees (13.4 trees per hectare), with a median crown size of 12 m2, along a rainfall gradient from 0 to 1,000 mm per year.
Five Ways the Great Green Wall is Helping to Reforest the Sahel Region
WEBHere are five spectacular ways in which the Great Green Wall of Africa is influencing both the natural world and the lives of people living in the Sahel region. Local communities plant native species to to restore Ethiopia's forest © Tree Aid
The four tree crops offering hope to the Sahel, Africa | World …
WEBSep 13, 2022 · Some tree-crops being grown in the Sahel region of Africa have the potential to transform communities affected by climate change, poverty and extremist violence, a study shows. These tree crops could capture some of the growing global $240 billion personal care market and the $150 billion superfoods sector.
Africa’s ‘Great Green Wall’ could have far-reaching climate effects
WEBJan 3, 2022 · The southern edge of the Sahara is bordered by a semiarid zone called the Sahel (shown here in Mali). The “Great Green Wall” project aims to stop desertification by planting a massive line of...
An unexpectedly large count of trees in the West African Sahara and Sahel
WEBOct 16, 2020 · However, this research has shown that over 1.8 billion trees are in the small study area in the West African Sahara and Sahel. A deep learning algorithm was trained by the scientists to identify trees using very high resolution satellite imagery (0.5m per pixel) from DigitalGlobe.
Mapping every adult baobab ( Adansonia digitata L.) across the Sahel …
WEBJul 25, 2024 · Here we use sub-metre-resolution satellite imagery to identify the presence of nearly 2.8 million (underestimation bias 27.1%) baobab trees in the Sahel, a dryland region of 2.4 million km2.
A green wall to promote peace and restore nature in Africa’s Sahel region
WEBFeb 22, 2023 · To tackle the impacts of climate change and biodversity loss, the countries of Africa’s Sahel region are mounting an epic response: a “wall” of restored forests and lands stretching more than 8,000 km across the continent.
AFRICA - Explore the Regions - Sahel - THIRTEEN
WEBAcacia (Acacia): Acacia, whose deep root systems are ideal for semi-arid climates, are among the most common trees found in the Sahel. The tree's feathery leaves protect its bark from dry...
Agroforestry Systems and Food Security in the Sahel: The Case of …
WEBCommunities in the Sahel region are confronted with problems such as depletion of soil fertility, food insecurity, and climate change, which exacerbate poverty and malnutrition for the inhabitants. The farmlands in Toukar, Senegal, are rapidly denuded of native trees, mainly Acacia albida, that provide myriad benefits. Agroforestry systems, or the intentional use of trees in croplands, have ...
Climate change and conflict in the Sahel: the acacia gum tree as a …
WEBJan 11, 2021 · This article investigates the potential for large-scale production of gum arabic to eradicate the root causes of violence, exacerbated by climate change, in the Sahel region of West Africa.
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